<template>
	<div>
		<!-- 面包屑导航区域 -->
		<el-breadcrumb separator-class="el-icon-arrow-right">
			<el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
			<el-breadcrumb-item>用户管理</el-breadcrumb-item>
			<el-breadcrumb-item>用户列表</el-breadcrumb-item>
		</el-breadcrumb>
		<!-- 卡片 -->
		<el-card class="box-card">
			<!-- 搜索区域 -->
			<el-row :gutter="20">
				<el-col :span="8">
					<el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
						<el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
					</el-input>
				</el-col>
				<el-col :span="4">
					<el-button type="primary" icon="el-icon-search" @click="addDialogVisible = true">添加用户</el-button>
				</el-col>
			</el-row>
			<el-table :data="userLsit" border stripe>
				<el-table-column label="#" type="index"></el-table-column>
				<el-table-column label="姓名" prop="username"></el-table-column>
				<el-table-column label="邮箱" prop="email"></el-table-column>
				<el-table-column label="电话" prop="mobile"></el-table-column>
				<el-table-column label="角色" prop="role_name"></el-table-column>
				<el-table-column label="状态">
					<template slot-scope="scope">
						<el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)">
						</el-switch>
					</template>
				</el-table-column>
				<el-table-column label="操作" width="180px">
					<template slot-scope="scope">
						<el-button size="mini" type="primary" icon="el-icon-edit" @click="showEditDialog(scope.row.id)"></el-button>
						<el-button size="mini" type="danger" icon="el-icon-delete" @click="deleteEditDialog(scope.row.id)"></el-button>
						<el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
							<el-button size="mini" type="warning" icon="el-icon-setting" @click="setRole(scope.row)"></el-button>
						</el-tooltip>
					</template>
				</el-table-column>
			</el-table>
			<!-- 分页功能 -->
			<el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="queryInfo.pagenum"
			 :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize" layout="total, sizes, prev, pager, next, jumper" :total="total">
			</el-pagination>
		</el-card>
		<!-- 添加用户的对话框 -->
		<el-dialog title="添加用户" :visible.sync="addDialogVisible" width="50%" @close="addDialogClosed">
			<el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
				<el-form-item label="用户名" prop="username">
					<el-input v-model="addForm.username"></el-input>
				</el-form-item>
				<el-form-item label="密码" prop="password" >
					<el-input v-model="addForm.password" type="password"></el-input>
				</el-form-item>
				<el-form-item label="邮箱" prop="email">
					<el-input v-model="addForm.email"></el-input>
				</el-form-item>
				<el-form-item label="手机" prop="mobile">
					<el-input v-model="addForm.mobile"></el-input>
				</el-form-item>
			</el-form>
			<span slot="footer" class="dialog-footer">
				<el-button @click="addDialogVisible = false">取 消</el-button>
				<el-button type="primary" @click="addUser">确 定</el-button>
			</span>
		</el-dialog>
		<el-dialog title="修改用户" :visible.sync="editDialogVisible" width="50%" @close="editDialogClosed">
			<el-form :model="editForm" :rules="addFormRules" label-width="70px" ref="editFormRef">
				<el-form-item label="用户名" >
					<el-input v-model="editForm.username" disabled></el-input>
			    </el-form-item>
				<el-form-item label="邮箱" prop="email">
					<el-input v-model="editForm.email"></el-input>
				</el-form-item>
				<el-form-item label="电话" prop="mobile">
					<el-input v-model="editForm.mobile" ></el-input>
				</el-form-item>
				
			</el-form>
			<span slot="footer" class="dialog-footer">
				<el-button @click="editDialogVisible = false">取 消</el-button>
				<el-button type="primary" @click="editUser">确 定</el-button>
			</span>
		</el-dialog>
		<!-- 分配角色对话框 -->
		<el-dialog title="分配用户" :visible.sync="setRoleDialogVisible" width="50%" @close="setRoleDialogClosed">
			<div>
				<div>当前用户：{{userInfo.username}}</div>
				<div>当前角色：{{userInfo.role_name}}</div>
				<p>分配新角色:
				   <el-select v-model="selectedRoleId" placeholder="请选择">
				       <el-option
				         v-for="item in rolelist"
				         :key="item.id"
				         :label="item.roleName"
				         :value="item.id">
				       </el-option>
				    </el-select>
				</p>
			</div>
			<span slot="footer" class="dialog-footer">
				<el-button @click="setRoleDialogVisible = false">取 消</el-button>
				<el-button type="primary" @click="saveRoleInfo">确 定</el-button>
			</span>
		</el-dialog>
	</div>
</template>

<script>
	export default {
		data() {
			var checkEmail = (rule, value, cb) => {
				// 验证邮箱的正则表达式
				const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/

				if (regEmail.test(value)) {
					// 合法的邮箱
					return cb()
				}

				cb(new Error('请输入合法的邮箱'))
			}
			// 验证手机号的规则
			var checkMobile = (rule, value, cb) => {
				// 验证手机号的正则表达式
				const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/

				if (regMobile.test(value)) {
					return cb()
				}

				cb(new Error('请输入合法的手机号'))
			}
			return {
				queryInfo: {
					query: '',
					pagenum: 1,
					pagesize: 2
				},
				userLsit: [],
				total: 0,
				addDialogVisible: false,
				addForm: {
					username: '',
					password: '',
					email: '',
					mobile: ''
				},
				addFormRules: {
					username: [{
							required: true,
							message: '请输入用户名',
							trigger: 'blur'
						},
						{
							min: 3,
							max: 10,
							message: '用户名的长度在3到10个字符',
							trigger: 'blur'
						}
					],
					password: [{
							required: true,
							message: '请输入密码',
							trigger: 'blur'
						},
						{
							min: 6,
							max: 15,
							message: '用户名的长度在6到15个字符',
							trigger: 'blur'
						}
					],
					email: [{
						required: true,
						message: '请输入邮箱',
						trigger: 'blur'
					},{validator:checkEmail,trigger:'blur'}],
					mobile: [{
							required: true,
							message: '请输入手机号码',
							trigger: 'blur'
						},
						{
							min: 11,
							max: 11,
							message: '请输入11位手机号码',
							trigger: 'blur'
						}
					]
				},
				editDialogVisible: false,
				editForm: {							
				},
				setRoleDialogVisible: false,
				userInfo: {},
				rolelist: [],
				selectedRoleId: ''
			}
		},
		created() {
			this.getUserList()
		},
		methods: {
			async getUserList() {
				const {
					data: res
				} = await this.$http.get('users', {
					params: this.queryInfo
				})
				if (res.meta.status != 200) {
					return this.$message.error('获取用户列表失败')
				}
				this.userLsit = res.data.users
				this.total = res.data.total
			},
			handleSizeChange: function(newSize) {
				this.queryInfo.pagesize = newSize
				this.getUserList()
			},
			handleCurrentChange: function(newpage) {
				this.queryInfo.pagenum = newpage
				this.getUserList()
			},
			//监听开关状态
			async userStateChanged(userinfo) {
				const {
					data: res
				} = await this.$http.put(`users/${userinfo.id}/state/${userinfo.mg_state}`)
				if (res.meta.status != 200) {
					userinfo.mg_state = !userinfo.mg_state
					return this.$message.error('更新用户状态失败')
				}
				this.$message.success('修改成功')

			},
			// 监听添加用户对话框的关闭
			addDialogClosed (){
				this.$refs.addFormRef.resetFields()
			},
			addUser (){
				this.$refs.addFormRef.validate(async valid =>{
					if(!valid) return
					const {data: res} = await this.$http.post('users',this.addForm)
					if(res.meta.status != 201){
						this.$message.error('添加失败')
					}
					this.$message.success('添加成功')
					this.addDialogVisible = false
					this.getUserList()
				})
			},
			async showEditDialog (id){				
				const {data: res} = await this.$http.get('users/' + id)
				if(res.meta.status != 200) return this.$message.error('查询失败')
				console.log(res)
				this.editForm = res.data
				this.editDialogVisible = true
			},
			editUser (){
				this.$refs.editFormRef.validate(async valid =>{
					if(!valid) return
					const {data: res} = await this.$http.put('users/' + this.editForm.id,{email:this.editForm.email,mobile:this.editForm.mobile})
					if(res.meta.status != 200){
						this.$message.error('修改失败')
					}
					this.editDialogVisible = false
					this.getUserList()
					this.$message.success('修改成功')
				})
			},
			editDialogClosed (){
				this.$refs.editFormRef.resetFields()
			},
			deleteEditDialog (id){
				this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
				          confirmButtonText: '确定',
				          cancelButtonText: '取消',
				          type: 'warning'
				        })
						.then(async () => {
							await this.$http.delete('users/' + id)
							this.getUserList()
				          this.$message({
				            type: 'success',
				            message: '删除成功!'
				          })
				        }).catch((err) => {
				          this.$message({
				            type: 'info',
				            message: '已取消删除'
				          });         
				        })
			},
			async setRole(userInfo) {
				this.userInfo = userInfo
			    const {data: res} = await this.$http.get('roles')
				if(res.meta.status != 200) return 
				this.rolelist = res.data
				this.setRoleDialogVisible = true								
			},
			async saveRoleInfo() {
				if(!this.selectedRoleId){
					return this.$message.error('请选择一个新角色')
				}
				const {data: res} = await this.$http.put(`users/${this.userInfo.id}/role`,{rid: this.selectedRoleId})
				if(res.meta.status != 200) return 
				this.$message.success('更新成功')
				this.getUserList()
				this.setRoleDialogVisible = false
			},
			setRoleDialogClosed() {
				this.selectedRoleId = ''
				this.userInfo = ''
			}

		}
	}
</script>

<style lang="less" scoped>
</style>
